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Written by J.A. Bondy and U.S.R. Murty of the Pierre and Marie Curie University in Paris, this online 270-page textbook presents graph theory and its applications. The topics covered here include connectivity,...

This website addresses the research of Bruce Donald's lab at Duke University in the use of Physical Geometric Algorithms (PGA) to better understand computational molecular biology. Researchers can find information on...

PBS presents this game in which students are asked to rearrange and rotate a set of geometric shapes to form the image of a rabbit, candle, fox, and others. Tangram "is an ancient game that originated in China" and it...

Interactivate, Shodor's "set of free, online courseware for exploration in science and mathematics" presents this activity to teach students the geometry concept of tessellation. The java-based activity allows students...

Presented by Robin Thomas at the Georgia Institute of Technology, this page describes the four color theorem of graph theory. The page gives a history of the four color problem, the reasoning and outline of the proof,...